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Airs Saturdays, Feb. 10-24 & March 31-May 26 & June 23, 2018 at 3 p.m. on KPBS TV

After a rough childhood and later dealing with his own weight problem, Shaun T eventually found success as a workout video guru. He says it's important to have fun and focus on yourself for a change.

Farmers in Peru's Andean highlands have been consuming clay for centuries. Scientists now think it may have allowed them to eat wild potatoes, which are rich in toxic chemicals.

The last replica shark from the 1975 classic blockbuster, Jaws, has gotten a facelift on his way to a new museum.

Food allergies are tricky to diagnose, and many kids can outgrow them, too. A test called an oral food challenge is the gold standard to rule out an allergy. It's performed under medical supervision.

Carlos said he knew Logan had a better sense of smell and hearing than he did, and trusted Logan to alert him of any danger – be it real or imagined - which allowed the Marine veteran to relax, even if only a little bit.

San Diego Mayor Kevin Faulconer is one of four co-chairs of an initiative launched by the Sierra Club Wednesday to convince fellow U.S. mayors to adopt a goal of moving to 100 percent renewable energy.

Human-caused climate change is dramatically degrading the Earth's land and the way people use the land is making global warming worse, a new United Nations scientific report says.

After falling short in the election for mayor of San Diego, David Alvarez confirmed his future plans Thursday by taking out nominating papers to run for reelection to his City Council seat.

Florida, with its lush grasslands, ranks 10th in the nation for its beef cattle herds — nearly 2 million head. And the Seminole Tribe of Florida is a major player in the cattle industry.